Paying for transportation to and from work is an example of a mandatory expense. a variable expense. a short-term expense. a discretionary expense.

The answer is "a variable expense". Paying for transportation to and from work is an example of a variable expense. Variable expenses are any expenses that are within your reach or control. This is also anything that you can buy in a store or service. The decision of the buying power is from you.

To prevent the population from overgrowing